American ginseng is a kind of ginseng, is a perennial herb, cold in nature, bitter in taste, slightly sweet, function of tonifying lung yin, clearing fire and generating fluid. Low blood pressure refers to the arterial pressure of body circulation is lower than the normal state, for low blood pressure patients can use American ginseng. For people with low blood pressure, they should eat more food to replenish qi, American ginseng can be used as a good product to replenish qi, and there are some other food to replenish qi including lotus seed, cinnamon, jujube and fats. According to Chinese medicine, if the human body is deficient in qi and blood, it will have a yellowish face, dizziness, memory loss and insomnia, so it must pay attention to supplementing qi nourishing food. In addition, for people with low blood pressure should pay attention to supplement iron, keep an eye out for foods containing more iron, such as pork, shrimp, milk, beans, animal liver, heart, kidney, blood products.